Designed As Standard: GB/T12238-2008;AWWAC504
Facetoface As Standrad: GB/T12221-2005-J1; API609
Flange As Standrad: GB/T17241.6;DIN2632\2633;BS4504JIS-B2220;ASME B16.5(CLASS150)
Test As Standrad:GB/T13927-2008;BSEN12266-1 12266-2
Product design features
1. The valve body seal is designed to be spherical, so that the contact between the valve body and the valve plate is uniform.
2. Design Self-made Water Seal for Valve Shaft。 Increased safety factor for axial seals.
3. A non-pin stem is an anti-exit structure, and a card spring U type card structure is used in the upper part of the stem to prevent the stem from loosening in addition to compensating for the installation error.
4. The side flange adopts the groove design to save time for construction